CCAF Air filter cartridge for dust collector:R.H.Filter is a special manufacturer on industrial dust collector, dust collection, dust remover,dust catcher,vacuum cleaner,dust extractor and all kinds of air filter cartirdge,air filter element, pleated filter.Polyester filter cartridge for dust collector R.H.Filter manufactures a complete range of cartridge filters for dust collection and air pollution control systems. Our filters are designed to meet and exceed OEM specifications for construction and operation. Skillfully crafted in a wide variety of sizes, replacement cartridge filters are available to fit almost all dust collection equipment available in the marketplace today. R.H.Filter' dust collection filter cartridges are constructed to the highest standards to ensure they are robust and reliable and able to withstand the incredibly harsh environments to which they are exposed.With our filters, there's so much more than meets the eye.